SMC 56-EX500-IE1 serial transmission system extension input block MSRP: Now: $31.55 Was: ex500 serial interface unit 22 ex500 no size rating extension input block 56-EX500-IE1
SMC EX240-IE1 Input Module *Lqa MSRP: Now: $261.00 Was: serial transmission system input module *lqa EX240-IE1